Finding the Fourth Proportional to 51,811,435.08, 77,741,421.56 and 25,535,946.92
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Solution
The fourth proportional to 51,811,435.08, 77,741,421.56 and 25,535,946.92 is: 38,315,881.65
Step by Step Solution
- Step 1: Write the proportion equation
51,811,435.08 : 77,741,421.56 = 25,535,946.92 : x - Step 2: Convert to fraction form
51,811,435.08/77,741,421.56 = 25,535,946.92/x - Step 3: Cross multiply
51,811,435.08x = 77,741,421.56 × 25,535,946.92 - Step 4: Simplify right side
51,811,435.08x = 1,985,200,814,441,503.75 - Step 5: Solve for x
x = 1,985,200,814,441,503.75/51,811,435.08 - Step 6: Final answer
x = 38,315,881.65
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.